Esempio n. 1
0
        /// <summary>
        /// Encodes the specified content.
        /// </summary>
        /// <param name="content">The content.</param>
        /// <param name="ecLevel">The ec level.</param>
        /// <returns></returns>
        /// <remarks></remarks>
        internal static EncodationStruct Encode(string content, ErrorCorrectionLevel ecLevel)
        {
            RecognitionStruct recognitionResult = InputRecognise.Recognise(content);
            EncoderBase       encoderBase       = CreateEncoder(recognitionResult.Mode, recognitionResult.EncodingName);

            BitList encodeContent = encoderBase.GetDataBits(content);

            int encodeContentLength = encodeContent.Count;

            VersionControlStruct vcStruct =
                VersionControl.InitialSetup(encodeContentLength, recognitionResult.Mode, ecLevel,
                                            recognitionResult.EncodingName);

            var dataCodewords = new BitList();

            //Eci header
            if (vcStruct.isContainECI && vcStruct.ECIHeader != null)
            {
                dataCodewords.Add(vcStruct.ECIHeader);
            }
            //Header
            dataCodewords.Add(encoderBase.GetModeIndicator());
            int numLetter = recognitionResult.Mode == Mode.EightBitByte ? encodeContentLength >> 3 : content.Length;

            dataCodewords.Add(encoderBase.GetCharCountIndicator(numLetter, vcStruct.VersionDetail.Version));
            //Data
            dataCodewords.Add(encodeContent);
            //Terminator Padding
            dataCodewords.TerminateBites(dataCodewords.Count, vcStruct.VersionDetail.NumDataBytes);

            int dataCodewordsCount = dataCodewords.Count;

            if ((dataCodewordsCount & 0x7) != 0)
            {
                throw new ArgumentException("data codewords is not byte sized.");
            }
            else if (dataCodewordsCount >> 3 != vcStruct.VersionDetail.NumDataBytes)
            {
                throw new ArgumentException("datacodewords num of bytes not equal to NumDataBytes for current version");
            }

            var encStruct = new EncodationStruct(vcStruct);

            encStruct.Mode          = recognitionResult.Mode;
            encStruct.DataCodewords = dataCodewords;
            return(encStruct);
        }
Esempio n. 2
0
        /// <summary>
        /// Encodes the specified content.
        /// </summary>
        /// <param name="content">The content.</param>
        /// <param name="ecLevel">The ec level.</param>
        /// <returns></returns>
        /// <remarks></remarks>
        internal static EncodationStruct Encode(string content, ErrorCorrectionLevel ecLevel)
        {
            RecognitionStruct recognitionResult = InputRecognise.Recognise(content);
            EncoderBase encoderBase = CreateEncoder(recognitionResult.Mode, recognitionResult.EncodingName);

            BitList encodeContent = encoderBase.GetDataBits(content);

            int encodeContentLength = encodeContent.Count;

            VersionControlStruct vcStruct =
                VersionControl.InitialSetup(encodeContentLength, recognitionResult.Mode, ecLevel,
                                            recognitionResult.EncodingName);

            var dataCodewords = new BitList();
            //Eci header
            if (vcStruct.isContainECI && vcStruct.ECIHeader != null)
                dataCodewords.Add(vcStruct.ECIHeader);
            //Header
            dataCodewords.Add(encoderBase.GetModeIndicator());
            int numLetter = recognitionResult.Mode == Mode.EightBitByte ? encodeContentLength >> 3 : content.Length;
            dataCodewords.Add(encoderBase.GetCharCountIndicator(numLetter, vcStruct.VersionDetail.Version));
            //Data
            dataCodewords.Add(encodeContent);
            //Terminator Padding
            dataCodewords.TerminateBites(dataCodewords.Count, vcStruct.VersionDetail.NumDataBytes);

            int dataCodewordsCount = dataCodewords.Count;
            if ((dataCodewordsCount & 0x7) != 0)
                throw new ArgumentException("data codewords is not byte sized.");
            else if (dataCodewordsCount >> 3 != vcStruct.VersionDetail.NumDataBytes)
            {
                throw new ArgumentException("datacodewords num of bytes not equal to NumDataBytes for current version");
            }

            var encStruct = new EncodationStruct(vcStruct);
            encStruct.Mode = recognitionResult.Mode;
            encStruct.DataCodewords = dataCodewords;
            return encStruct;
        }